*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing:antialiased;
}
:root{
  --el-color-primary:#2C85EC;
}
html {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  height: 100%;
}

body {
  margin: 0;
  font-size: 14px;
  font-family: "Helvetica Neue", Helvetica, STHeiTi, Arial, sans-serif;
  line-height: 1.5;
  color: #333;
  background-color: #fff;
  min-height: 100%;
}

article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
  display: block;
}

audio, canvas, progress, video {
  display: inline-block;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

progress {
  vertical-align: baseline;
}

[hidden], template {
  display: none;
}

a {
  background: transparent;
  text-decoration: none;
  color: #08c;
}

a:active {
  outline: 0;
}

abbr[title] {
  border-bottom: 1px dotted;
}

b, strong {
  font-weight: bold;
}

dfn {
  font-style: italic;
}

mark {
  background: #ff0;
  color: #000;
}

small {
  font-size: 80%;
}

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

img {
  max-width: 100%;
  border: 0;
  vertical-align: middle;
}

svg:not(:root) {
  overflow: hidden;
}

pre {
  overflow: auto;
  white-space: pre;
  white-space: pre-wrap;
  word-wrap: break-word;
}

code, kbd, pre, samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

button, input, optgroup, select, textarea {
  color: inherit;
  font: inherit;
  margin: 0;
  vertical-align: middle;
}

button, input, select {
  overflow: visible;
}

button, select {
  text-transform: none;
}

button, html input[type="button"], input[type="reset"], input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}

[disabled] {
  cursor: default;
}

button::-moz-focus-inner, input::-moz-focus-inner {
  border: 0;
  padding: 0;
}

input {
  line-height: normal;
}

input[type="checkbox"], input[type="radio"] {
  box-sizing: border-box;
  padding: 0;
}

input[type="number"]::-webkit-inner-spin-button, input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

input[type="search"] {
  -webkit-appearance: textfield;
  box-sizing: border-box;
}

input[type="search"]::-webkit-search-cancel-button, input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}

legend {
  border: 0;
  padding: 0;
}

textarea {
  overflow: auto;
  resize: vertical;
  vertical-align: top;
}

optgroup {
  font-weight: bold;
}

input, select, textarea {
  outline: 0;
}

textarea, input {
  -webkit-user-modify: read-write-plaintext-only;
}

input::-ms-clear, input::-ms-reveal {
  display: none;
}

input::-moz-placeholder, textarea::-moz-placeholder {
  color: #999;
}

input:-ms-input-placeholder, textarea:-ms-input-placeholder {
  color: #999;
}

input::-webkit-input-placeholder, textarea::-webkit-input-placeholder {
  color: #999;
}

.placeholder {
  color: #999;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td, th {
  padding: 0;
}

h1, h2, h3, h4, h5, h6, p, figure, form, blockquote {
  margin: 0;
}

ul, ol, li, dl, dd {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none outside none;
}

h1, h2, h3 {
  line-height: 2;
  font-weight: normal;
}

h1 {
  font-size: 18px;
}

h2 {
  font-size: 16px;
}

h3 {
  font-size: 14px;
}

i {
  font-style: normal;
}

* {
  box-sizing: border-box;
}

.clearfix::before, .clearfix::after {
  content: "";
  display: table;
}

.clearfix::after {
  clear: both;
}

.flex{
  display: flex;
}
.cursor{
  cursor: pointer;
}
.mgr10{
  margin-right: 10px;
}
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track-piece {
  background-color: #f8f8f8;
}
// 滚动条的设置
::-webkit-scrollbar-thumb {
  background-color: rgba(144, 147, 153, 0.3);
  background-clip: padding-box;
  min-height: 28px;
  border-radius: 5px;
  transition: 0.3s background-color;
}
::-webkit-scrollbar-thumb:hover {
  background-color: rgba(144, 147, 153, 0.5);
}

.app-table-header{
  background: #F5F5F5;
  .cell {
    font-size: 14px;
    font-weight: 400;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #8591a9;
  }
}
.add-students-dialog{
  .el-dialog__body {
    padding-top: 0;
  }
}

 .el-button--primary{
  border: none;
 }

 .flexbetween{
  display: flex;
  justify-content: space-between;
 }

 .mgr8{
  margin-right: 8px;
 }

 .tool-tip {
  max-width:289px;
}
.operation {
  span {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #2C85EC;
    line-height: 20px;
    cursor: pointer;
    margin-right: 16px;
  }
}

.add-students-table-header{
  background: #F4F7FD !important;
  .cell {
    font-size: 14px;
    font-weight: 400;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #8591A9;
  }
}

.el-table--border:after, .el-table--border:before, .el-table--border .el-table__inner-wrapper:after, .el-table__inner-wrapper:before{
  background-color:transparent
}
.el-tabs__nav-wrap::after{
  height: 1px;
}

.app-table-header {
  background: #f2f4f5 !important;
  .cell {
    color: #303133;
    font-size: 14px;
    font-weight: 400;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #8591a9;
  }
}